Who hasn't heard of Billy the Kid? Yeah, I'm a bit of a history buff, after all, we can learn a lot from history, and especially see how we never ever learn from it, lol.
So, I suppose many may have watched Young Guns and Young Guns II with Emilio Estevez and Lou Diamond Phillips and company in it. In Young Guns II several interesting things were proposed, especially, did Billy the Kid really die in Fort Sumner, New Mexico Territory. Here's probably the best answer(s):